mirror of
https://github.com/AetherDroid/android_kernel_samsung_on5xelte.git
synced 2025-10-31 08:08:51 +01:00
Fixed MTP to work with TWRP
This commit is contained in:
awab228
commit
f6dfaef42e
50820 changed files with 20846062 additions and 0 deletions
895
drivers/gpu/drm/nouveau/nouveau_display.c
Normal file
895
drivers/gpu/drm/nouveau/nouveau_display.c
Normal file
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@ -0,0 +1,895 @@
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/*
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* Copyright (C) 2008 Maarten Maathuis.
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* All Rights Reserved.
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*
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* Permission is hereby granted, free of charge, to any person obtaining
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* a copy of this software and associated documentation files (the
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* "Software"), to deal in the Software without restriction, including
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* without limitation the rights to use, copy, modify, merge, publish,
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* distribute, sublicense, and/or sell copies of the Software, and to
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* permit persons to whom the Software is furnished to do so, subject to
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* the following conditions:
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*
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* The above copyright notice and this permission notice (including the
|
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* next paragraph) shall be included in all copies or substantial
|
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* portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
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* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
|
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* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
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* IN NO EVENT SHALL THE COPYRIGHT OWNER(S) AND/OR ITS SUPPLIERS BE
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* LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
|
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* OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
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* WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
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*
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*/
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#include <drm/drmP.h>
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#include <drm/drm_crtc_helper.h>
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#include <nvif/class.h>
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#include "nouveau_fbcon.h"
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#include "dispnv04/hw.h"
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#include "nouveau_crtc.h"
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#include "nouveau_dma.h"
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#include "nouveau_gem.h"
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#include "nouveau_connector.h"
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#include "nv50_display.h"
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#include "nouveau_fence.h"
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#include <nvif/event.h>
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static int
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nouveau_display_vblank_handler(struct nvif_notify *notify)
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{
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struct nouveau_crtc *nv_crtc =
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container_of(notify, typeof(*nv_crtc), vblank);
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drm_handle_vblank(nv_crtc->base.dev, nv_crtc->index);
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return NVIF_NOTIFY_KEEP;
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}
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int
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nouveau_display_vblank_enable(struct drm_device *dev, int head)
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{
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struct drm_crtc *crtc;
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list_for_each_entry(crtc, &dev->mode_config.crtc_list, head) {
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struct nouveau_crtc *nv_crtc = nouveau_crtc(crtc);
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if (nv_crtc->index == head) {
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nvif_notify_get(&nv_crtc->vblank);
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return 0;
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}
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}
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return -EINVAL;
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}
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void
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nouveau_display_vblank_disable(struct drm_device *dev, int head)
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{
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struct drm_crtc *crtc;
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list_for_each_entry(crtc, &dev->mode_config.crtc_list, head) {
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struct nouveau_crtc *nv_crtc = nouveau_crtc(crtc);
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if (nv_crtc->index == head) {
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nvif_notify_put(&nv_crtc->vblank);
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return;
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}
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}
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}
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static inline int
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calc(int blanks, int blanke, int total, int line)
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{
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if (blanke >= blanks) {
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if (line >= blanks)
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line -= total;
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} else {
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if (line >= blanks)
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line -= total;
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line -= blanke + 1;
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}
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return line;
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}
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int
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nouveau_display_scanoutpos_head(struct drm_crtc *crtc, int *vpos, int *hpos,
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ktime_t *stime, ktime_t *etime)
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{
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struct {
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struct nv04_disp_mthd_v0 base;
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struct nv04_disp_scanoutpos_v0 scan;
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} args = {
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.base.method = NV04_DISP_SCANOUTPOS,
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.base.head = nouveau_crtc(crtc)->index,
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};
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struct nouveau_display *disp = nouveau_display(crtc->dev);
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int ret, retry = 1;
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do {
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ret = nvif_mthd(&disp->disp, 0, &args, sizeof(args));
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if (ret != 0)
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return 0;
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if (args.scan.vline) {
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ret |= DRM_SCANOUTPOS_ACCURATE;
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ret |= DRM_SCANOUTPOS_VALID;
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break;
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}
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if (retry) ndelay(crtc->linedur_ns);
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} while (retry--);
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*hpos = args.scan.hline;
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*vpos = calc(args.scan.vblanks, args.scan.vblanke,
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args.scan.vtotal, args.scan.vline);
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if (stime) *stime = ns_to_ktime(args.scan.time[0]);
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if (etime) *etime = ns_to_ktime(args.scan.time[1]);
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if (*vpos < 0)
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ret |= DRM_SCANOUTPOS_IN_VBLANK;
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return ret;
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}
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int
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nouveau_display_scanoutpos(struct drm_device *dev, int head, unsigned int flags,
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int *vpos, int *hpos, ktime_t *stime, ktime_t *etime)
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{
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struct drm_crtc *crtc;
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list_for_each_entry(crtc, &dev->mode_config.crtc_list, head) {
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if (nouveau_crtc(crtc)->index == head) {
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return nouveau_display_scanoutpos_head(crtc, vpos, hpos,
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stime, etime);
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}
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}
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return 0;
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}
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int
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nouveau_display_vblstamp(struct drm_device *dev, int head, int *max_error,
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struct timeval *time, unsigned flags)
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{
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struct drm_crtc *crtc;
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list_for_each_entry(crtc, &dev->mode_config.crtc_list, head) {
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if (nouveau_crtc(crtc)->index == head) {
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return drm_calc_vbltimestamp_from_scanoutpos(dev,
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head, max_error, time, flags, crtc,
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&crtc->hwmode);
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}
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}
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return -EINVAL;
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}
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static void
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nouveau_display_vblank_fini(struct drm_device *dev)
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{
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struct drm_crtc *crtc;
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drm_vblank_cleanup(dev);
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list_for_each_entry(crtc, &dev->mode_config.crtc_list, head) {
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struct nouveau_crtc *nv_crtc = nouveau_crtc(crtc);
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nvif_notify_fini(&nv_crtc->vblank);
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}
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}
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static int
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nouveau_display_vblank_init(struct drm_device *dev)
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{
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struct nouveau_display *disp = nouveau_display(dev);
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struct drm_crtc *crtc;
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int ret;
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list_for_each_entry(crtc, &dev->mode_config.crtc_list, head) {
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struct nouveau_crtc *nv_crtc = nouveau_crtc(crtc);
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ret = nvif_notify_init(&disp->disp, NULL,
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nouveau_display_vblank_handler, false,
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NV04_DISP_NTFY_VBLANK,
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&(struct nvif_notify_head_req_v0) {
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.head = nv_crtc->index,
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},
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sizeof(struct nvif_notify_head_req_v0),
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sizeof(struct nvif_notify_head_rep_v0),
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&nv_crtc->vblank);
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if (ret) {
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nouveau_display_vblank_fini(dev);
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return ret;
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}
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}
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ret = drm_vblank_init(dev, dev->mode_config.num_crtc);
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if (ret) {
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nouveau_display_vblank_fini(dev);
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return ret;
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}
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return 0;
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}
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static void
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nouveau_user_framebuffer_destroy(struct drm_framebuffer *drm_fb)
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{
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struct nouveau_framebuffer *fb = nouveau_framebuffer(drm_fb);
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struct nouveau_display *disp = nouveau_display(drm_fb->dev);
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if (disp->fb_dtor)
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disp->fb_dtor(drm_fb);
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if (fb->nvbo)
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drm_gem_object_unreference_unlocked(&fb->nvbo->gem);
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drm_framebuffer_cleanup(drm_fb);
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kfree(fb);
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}
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static int
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nouveau_user_framebuffer_create_handle(struct drm_framebuffer *drm_fb,
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struct drm_file *file_priv,
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unsigned int *handle)
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{
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struct nouveau_framebuffer *fb = nouveau_framebuffer(drm_fb);
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return drm_gem_handle_create(file_priv, &fb->nvbo->gem, handle);
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}
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static const struct drm_framebuffer_funcs nouveau_framebuffer_funcs = {
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.destroy = nouveau_user_framebuffer_destroy,
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.create_handle = nouveau_user_framebuffer_create_handle,
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};
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int
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nouveau_framebuffer_init(struct drm_device *dev,
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struct nouveau_framebuffer *nv_fb,
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struct drm_mode_fb_cmd2 *mode_cmd,
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struct nouveau_bo *nvbo)
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{
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struct nouveau_display *disp = nouveau_display(dev);
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struct drm_framebuffer *fb = &nv_fb->base;
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int ret;
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drm_helper_mode_fill_fb_struct(fb, mode_cmd);
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nv_fb->nvbo = nvbo;
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ret = drm_framebuffer_init(dev, fb, &nouveau_framebuffer_funcs);
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if (ret)
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return ret;
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if (disp->fb_ctor) {
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ret = disp->fb_ctor(fb);
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if (ret)
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disp->fb_dtor(fb);
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}
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return ret;
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}
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static struct drm_framebuffer *
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nouveau_user_framebuffer_create(struct drm_device *dev,
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struct drm_file *file_priv,
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struct drm_mode_fb_cmd2 *mode_cmd)
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{
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struct nouveau_framebuffer *nouveau_fb;
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struct drm_gem_object *gem;
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int ret = -ENOMEM;
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gem = drm_gem_object_lookup(dev, file_priv, mode_cmd->handles[0]);
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if (!gem)
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return ERR_PTR(-ENOENT);
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nouveau_fb = kzalloc(sizeof(struct nouveau_framebuffer), GFP_KERNEL);
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if (!nouveau_fb)
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goto err_unref;
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ret = nouveau_framebuffer_init(dev, nouveau_fb, mode_cmd, nouveau_gem_object(gem));
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if (ret)
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goto err;
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return &nouveau_fb->base;
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err:
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kfree(nouveau_fb);
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err_unref:
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drm_gem_object_unreference(gem);
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return ERR_PTR(ret);
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}
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static const struct drm_mode_config_funcs nouveau_mode_config_funcs = {
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.fb_create = nouveau_user_framebuffer_create,
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.output_poll_changed = nouveau_fbcon_output_poll_changed,
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};
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struct nouveau_drm_prop_enum_list {
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u8 gen_mask;
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int type;
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char *name;
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||||
};
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||||
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static struct nouveau_drm_prop_enum_list underscan[] = {
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{ 6, UNDERSCAN_AUTO, "auto" },
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{ 6, UNDERSCAN_OFF, "off" },
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{ 6, UNDERSCAN_ON, "on" },
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{}
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};
|
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static struct nouveau_drm_prop_enum_list dither_mode[] = {
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{ 7, DITHERING_MODE_AUTO, "auto" },
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{ 7, DITHERING_MODE_OFF, "off" },
|
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{ 1, DITHERING_MODE_ON, "on" },
|
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{ 6, DITHERING_MODE_STATIC2X2, "static 2x2" },
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{ 6, DITHERING_MODE_DYNAMIC2X2, "dynamic 2x2" },
|
||||
{ 4, DITHERING_MODE_TEMPORAL, "temporal" },
|
||||
{}
|
||||
};
|
||||
|
||||
static struct nouveau_drm_prop_enum_list dither_depth[] = {
|
||||
{ 6, DITHERING_DEPTH_AUTO, "auto" },
|
||||
{ 6, DITHERING_DEPTH_6BPC, "6 bpc" },
|
||||
{ 6, DITHERING_DEPTH_8BPC, "8 bpc" },
|
||||
{}
|
||||
};
|
||||
|
||||
#define PROP_ENUM(p,gen,n,list) do { \
|
||||
struct nouveau_drm_prop_enum_list *l = (list); \
|
||||
int c = 0; \
|
||||
while (l->gen_mask) { \
|
||||
if (l->gen_mask & (1 << (gen))) \
|
||||
c++; \
|
||||
l++; \
|
||||
} \
|
||||
if (c) { \
|
||||
p = drm_property_create(dev, DRM_MODE_PROP_ENUM, n, c); \
|
||||
l = (list); \
|
||||
c = 0; \
|
||||
while (p && l->gen_mask) { \
|
||||
if (l->gen_mask & (1 << (gen))) { \
|
||||
drm_property_add_enum(p, c, l->type, l->name); \
|
||||
c++; \
|
||||
} \
|
||||
l++; \
|
||||
} \
|
||||
} \
|
||||
} while(0)
|
||||
|
||||
int
|
||||
nouveau_display_init(struct drm_device *dev)
|
||||
{
|
||||
struct nouveau_display *disp = nouveau_display(dev);
|
||||
struct drm_connector *connector;
|
||||
int ret;
|
||||
|
||||
ret = disp->init(dev);
|
||||
if (ret)
|
||||
return ret;
|
||||
|
||||
/* enable polling for external displays */
|
||||
drm_kms_helper_poll_enable(dev);
|
||||
|
||||
/* enable hotplug interrupts */
|
||||
list_for_each_entry(connector, &dev->mode_config.connector_list, head) {
|
||||
struct nouveau_connector *conn = nouveau_connector(connector);
|
||||
nvif_notify_get(&conn->hpd);
|
||||
}
|
||||
|
||||
return ret;
|
||||
}
|
||||
|
||||
void
|
||||
nouveau_display_fini(struct drm_device *dev)
|
||||
{
|
||||
struct nouveau_display *disp = nouveau_display(dev);
|
||||
struct drm_connector *connector;
|
||||
int head;
|
||||
|
||||
/* Make sure that drm and hw vblank irqs get properly disabled. */
|
||||
for (head = 0; head < dev->mode_config.num_crtc; head++)
|
||||
drm_vblank_off(dev, head);
|
||||
|
||||
/* disable hotplug interrupts */
|
||||
list_for_each_entry(connector, &dev->mode_config.connector_list, head) {
|
||||
struct nouveau_connector *conn = nouveau_connector(connector);
|
||||
nvif_notify_put(&conn->hpd);
|
||||
}
|
||||
|
||||
drm_kms_helper_poll_disable(dev);
|
||||
disp->fini(dev);
|
||||
}
|
||||
|
||||
static void
|
||||
nouveau_display_create_properties(struct drm_device *dev)
|
||||
{
|
||||
struct nouveau_display *disp = nouveau_display(dev);
|
||||
int gen;
|
||||
|
||||
if (disp->disp.oclass < NV50_DISP)
|
||||
gen = 0;
|
||||
else
|
||||
if (disp->disp.oclass < GF110_DISP)
|
||||
gen = 1;
|
||||
else
|
||||
gen = 2;
|
||||
|
||||
PROP_ENUM(disp->dithering_mode, gen, "dithering mode", dither_mode);
|
||||
PROP_ENUM(disp->dithering_depth, gen, "dithering depth", dither_depth);
|
||||
PROP_ENUM(disp->underscan_property, gen, "underscan", underscan);
|
||||
|
||||
disp->underscan_hborder_property =
|
||||
drm_property_create_range(dev, 0, "underscan hborder", 0, 128);
|
||||
|
||||
disp->underscan_vborder_property =
|
||||
drm_property_create_range(dev, 0, "underscan vborder", 0, 128);
|
||||
|
||||
if (gen < 1)
|
||||
return;
|
||||
|
||||
/* -90..+90 */
|
||||
disp->vibrant_hue_property =
|
||||
drm_property_create_range(dev, 0, "vibrant hue", 0, 180);
|
||||
|
||||
/* -100..+100 */
|
||||
disp->color_vibrance_property =
|
||||
drm_property_create_range(dev, 0, "color vibrance", 0, 200);
|
||||
}
|
||||
|
||||
int
|
||||
nouveau_display_create(struct drm_device *dev)
|
||||
{
|
||||
struct nouveau_drm *drm = nouveau_drm(dev);
|
||||
struct nouveau_display *disp;
|
||||
int ret;
|
||||
|
||||
disp = drm->display = kzalloc(sizeof(*disp), GFP_KERNEL);
|
||||
if (!disp)
|
||||
return -ENOMEM;
|
||||
|
||||
drm_mode_config_init(dev);
|
||||
drm_mode_create_scaling_mode_property(dev);
|
||||
drm_mode_create_dvi_i_properties(dev);
|
||||
|
||||
dev->mode_config.funcs = &nouveau_mode_config_funcs;
|
||||
dev->mode_config.fb_base = nv_device_resource_start(nvkm_device(&drm->device), 1);
|
||||
|
||||
dev->mode_config.min_width = 0;
|
||||
dev->mode_config.min_height = 0;
|
||||
if (drm->device.info.family < NV_DEVICE_INFO_V0_CELSIUS) {
|
||||
dev->mode_config.max_width = 2048;
|
||||
dev->mode_config.max_height = 2048;
|
||||
} else
|
||||
if (drm->device.info.family < NV_DEVICE_INFO_V0_TESLA) {
|
||||
dev->mode_config.max_width = 4096;
|
||||
dev->mode_config.max_height = 4096;
|
||||
} else {
|
||||
dev->mode_config.max_width = 8192;
|
||||
dev->mode_config.max_height = 8192;
|
||||
}
|
||||
|
||||
dev->mode_config.preferred_depth = 24;
|
||||
dev->mode_config.prefer_shadow = 1;
|
||||
|
||||
if (drm->device.info.chipset < 0x11)
|
||||
dev->mode_config.async_page_flip = false;
|
||||
else
|
||||
dev->mode_config.async_page_flip = true;
|
||||
|
||||
drm_kms_helper_poll_init(dev);
|
||||
drm_kms_helper_poll_disable(dev);
|
||||
|
||||
if (nouveau_modeset != 2 && drm->vbios.dcb.entries) {
|
||||
static const u16 oclass[] = {
|
||||
GM107_DISP,
|
||||
GK110_DISP,
|
||||
GK104_DISP,
|
||||
GF110_DISP,
|
||||
GT214_DISP,
|
||||
GT206_DISP,
|
||||
GT200_DISP,
|
||||
G82_DISP,
|
||||
NV50_DISP,
|
||||
NV04_DISP,
|
||||
};
|
||||
int i;
|
||||
|
||||
for (i = 0, ret = -ENODEV; ret && i < ARRAY_SIZE(oclass); i++) {
|
||||
ret = nvif_object_init(nvif_object(&drm->device), NULL,
|
||||
NVDRM_DISPLAY, oclass[i],
|
||||
NULL, 0, &disp->disp);
|
||||
}
|
||||
|
||||
if (ret == 0) {
|
||||
nouveau_display_create_properties(dev);
|
||||
if (disp->disp.oclass < NV50_DISP)
|
||||
ret = nv04_display_create(dev);
|
||||
else
|
||||
ret = nv50_display_create(dev);
|
||||
}
|
||||
} else {
|
||||
ret = 0;
|
||||
}
|
||||
|
||||
if (ret)
|
||||
goto disp_create_err;
|
||||
|
||||
if (dev->mode_config.num_crtc) {
|
||||
ret = nouveau_display_vblank_init(dev);
|
||||
if (ret)
|
||||
goto vblank_err;
|
||||
}
|
||||
|
||||
nouveau_backlight_init(dev);
|
||||
return 0;
|
||||
|
||||
vblank_err:
|
||||
disp->dtor(dev);
|
||||
disp_create_err:
|
||||
drm_kms_helper_poll_fini(dev);
|
||||
drm_mode_config_cleanup(dev);
|
||||
return ret;
|
||||
}
|
||||
|
||||
void
|
||||
nouveau_display_destroy(struct drm_device *dev)
|
||||
{
|
||||
struct nouveau_display *disp = nouveau_display(dev);
|
||||
|
||||
nouveau_backlight_exit(dev);
|
||||
nouveau_display_vblank_fini(dev);
|
||||
|
||||
drm_kms_helper_poll_fini(dev);
|
||||
drm_mode_config_cleanup(dev);
|
||||
|
||||
if (disp->dtor)
|
||||
disp->dtor(dev);
|
||||
|
||||
nvif_object_fini(&disp->disp);
|
||||
|
||||
nouveau_drm(dev)->display = NULL;
|
||||
kfree(disp);
|
||||
}
|
||||
|
||||
int
|
||||
nouveau_display_suspend(struct drm_device *dev, bool runtime)
|
||||
{
|
||||
struct drm_crtc *crtc;
|
||||
|
||||
nouveau_display_fini(dev);
|
||||
|
||||
list_for_each_entry(crtc, &dev->mode_config.crtc_list, head) {
|
||||
struct nouveau_framebuffer *nouveau_fb;
|
||||
|
||||
nouveau_fb = nouveau_framebuffer(crtc->primary->fb);
|
||||
if (!nouveau_fb || !nouveau_fb->nvbo)
|
||||
continue;
|
||||
|
||||
nouveau_bo_unpin(nouveau_fb->nvbo);
|
||||
}
|
||||
|
||||
list_for_each_entry(crtc, &dev->mode_config.crtc_list, head) {
|
||||
struct nouveau_crtc *nv_crtc = nouveau_crtc(crtc);
|
||||
|
||||
nouveau_bo_unmap(nv_crtc->cursor.nvbo);
|
||||
nouveau_bo_unpin(nv_crtc->cursor.nvbo);
|
||||
}
|
||||
|
||||
return 0;
|
||||
}
|
||||
|
||||
void
|
||||
nouveau_display_resume(struct drm_device *dev, bool runtime)
|
||||
{
|
||||
struct nouveau_drm *drm = nouveau_drm(dev);
|
||||
struct drm_crtc *crtc;
|
||||
int ret, head;
|
||||
|
||||
/* re-pin fb/cursors */
|
||||
list_for_each_entry(crtc, &dev->mode_config.crtc_list, head) {
|
||||
struct nouveau_framebuffer *nouveau_fb;
|
||||
|
||||
nouveau_fb = nouveau_framebuffer(crtc->primary->fb);
|
||||
if (!nouveau_fb || !nouveau_fb->nvbo)
|
||||
continue;
|
||||
|
||||
ret = nouveau_bo_pin(nouveau_fb->nvbo, TTM_PL_FLAG_VRAM);
|
||||
if (ret)
|
||||
NV_ERROR(drm, "Could not pin framebuffer\n");
|
||||
}
|
||||
|
||||
list_for_each_entry(crtc, &dev->mode_config.crtc_list, head) {
|
||||
struct nouveau_crtc *nv_crtc = nouveau_crtc(crtc);
|
||||
|
||||
ret = nouveau_bo_pin(nv_crtc->cursor.nvbo, TTM_PL_FLAG_VRAM);
|
||||
if (!ret)
|
||||
ret = nouveau_bo_map(nv_crtc->cursor.nvbo);
|
||||
if (ret)
|
||||
NV_ERROR(drm, "Could not pin/map cursor.\n");
|
||||
}
|
||||
|
||||
nouveau_display_init(dev);
|
||||
|
||||
/* Force CLUT to get re-loaded during modeset */
|
||||
list_for_each_entry(crtc, &dev->mode_config.crtc_list, head) {
|
||||
struct nouveau_crtc *nv_crtc = nouveau_crtc(crtc);
|
||||
|
||||
nv_crtc->lut.depth = 0;
|
||||
}
|
||||
|
||||
/* Make sure that drm and hw vblank irqs get resumed if needed. */
|
||||
for (head = 0; head < dev->mode_config.num_crtc; head++)
|
||||
drm_vblank_on(dev, head);
|
||||
|
||||
/* This should ensure we don't hit a locking problem when someone
|
||||
* wakes us up via a connector. We should never go into suspend
|
||||
* while the display is on anyways.
|
||||
*/
|
||||
if (runtime)
|
||||
return;
|
||||
|
||||
drm_helper_resume_force_mode(dev);
|
||||
|
||||
list_for_each_entry(crtc, &dev->mode_config.crtc_list, head) {
|
||||
struct nouveau_crtc *nv_crtc = nouveau_crtc(crtc);
|
||||
u32 offset = nv_crtc->cursor.nvbo->bo.offset;
|
||||
|
||||
nv_crtc->cursor.set_offset(nv_crtc, offset);
|
||||
nv_crtc->cursor.set_pos(nv_crtc, nv_crtc->cursor_saved_x,
|
||||
nv_crtc->cursor_saved_y);
|
||||
}
|
||||
}
|
||||
|
||||
static int
|
||||
nouveau_page_flip_emit(struct nouveau_channel *chan,
|
||||
struct nouveau_bo *old_bo,
|
||||
struct nouveau_bo *new_bo,
|
||||
struct nouveau_page_flip_state *s,
|
||||
struct nouveau_fence **pfence)
|
||||
{
|
||||
struct nouveau_fence_chan *fctx = chan->fence;
|
||||
struct nouveau_drm *drm = chan->drm;
|
||||
struct drm_device *dev = drm->dev;
|
||||
unsigned long flags;
|
||||
int ret;
|
||||
|
||||
/* Queue it to the pending list */
|
||||
spin_lock_irqsave(&dev->event_lock, flags);
|
||||
list_add_tail(&s->head, &fctx->flip);
|
||||
spin_unlock_irqrestore(&dev->event_lock, flags);
|
||||
|
||||
/* Synchronize with the old framebuffer */
|
||||
ret = nouveau_fence_sync(old_bo, chan, false, false);
|
||||
if (ret)
|
||||
goto fail;
|
||||
|
||||
/* Emit the pageflip */
|
||||
ret = RING_SPACE(chan, 2);
|
||||
if (ret)
|
||||
goto fail;
|
||||
|
||||
if (drm->device.info.family < NV_DEVICE_INFO_V0_FERMI)
|
||||
BEGIN_NV04(chan, NvSubSw, NV_SW_PAGE_FLIP, 1);
|
||||
else
|
||||
BEGIN_NVC0(chan, FermiSw, NV_SW_PAGE_FLIP, 1);
|
||||
OUT_RING (chan, 0x00000000);
|
||||
FIRE_RING (chan);
|
||||
|
||||
ret = nouveau_fence_new(chan, false, pfence);
|
||||
if (ret)
|
||||
goto fail;
|
||||
|
||||
return 0;
|
||||
fail:
|
||||
spin_lock_irqsave(&dev->event_lock, flags);
|
||||
list_del(&s->head);
|
||||
spin_unlock_irqrestore(&dev->event_lock, flags);
|
||||
return ret;
|
||||
}
|
||||
|
||||
int
|
||||
nouveau_crtc_page_flip(struct drm_crtc *crtc, struct drm_framebuffer *fb,
|
||||
struct drm_pending_vblank_event *event, u32 flags)
|
||||
{
|
||||
const int swap_interval = (flags & DRM_MODE_PAGE_FLIP_ASYNC) ? 0 : 1;
|
||||
struct drm_device *dev = crtc->dev;
|
||||
struct nouveau_drm *drm = nouveau_drm(dev);
|
||||
struct nouveau_bo *old_bo = nouveau_framebuffer(crtc->primary->fb)->nvbo;
|
||||
struct nouveau_bo *new_bo = nouveau_framebuffer(fb)->nvbo;
|
||||
struct nouveau_page_flip_state *s;
|
||||
struct nouveau_channel *chan;
|
||||
struct nouveau_cli *cli;
|
||||
struct nouveau_fence *fence;
|
||||
int ret;
|
||||
|
||||
chan = drm->channel;
|
||||
if (!chan)
|
||||
return -ENODEV;
|
||||
cli = (void *)nvif_client(&chan->device->base);
|
||||
|
||||
s = kzalloc(sizeof(*s), GFP_KERNEL);
|
||||
if (!s)
|
||||
return -ENOMEM;
|
||||
|
||||
if (new_bo != old_bo) {
|
||||
ret = nouveau_bo_pin(new_bo, TTM_PL_FLAG_VRAM);
|
||||
if (ret)
|
||||
goto fail_free;
|
||||
}
|
||||
|
||||
mutex_lock(&cli->mutex);
|
||||
ret = ttm_bo_reserve(&new_bo->bo, true, false, false, NULL);
|
||||
if (ret)
|
||||
goto fail_unpin;
|
||||
|
||||
/* synchronise rendering channel with the kernel's channel */
|
||||
ret = nouveau_fence_sync(new_bo, chan, false, true);
|
||||
if (ret) {
|
||||
ttm_bo_unreserve(&new_bo->bo);
|
||||
goto fail_unpin;
|
||||
}
|
||||
|
||||
if (new_bo != old_bo) {
|
||||
ttm_bo_unreserve(&new_bo->bo);
|
||||
|
||||
ret = ttm_bo_reserve(&old_bo->bo, true, false, false, NULL);
|
||||
if (ret)
|
||||
goto fail_unpin;
|
||||
}
|
||||
|
||||
/* Initialize a page flip struct */
|
||||
*s = (struct nouveau_page_flip_state)
|
||||
{ { }, event, nouveau_crtc(crtc)->index,
|
||||
fb->bits_per_pixel, fb->pitches[0], crtc->x, crtc->y,
|
||||
new_bo->bo.offset };
|
||||
|
||||
/* Keep vblanks on during flip, for the target crtc of this flip */
|
||||
drm_vblank_get(dev, nouveau_crtc(crtc)->index);
|
||||
|
||||
/* Emit a page flip */
|
||||
if (drm->device.info.family >= NV_DEVICE_INFO_V0_TESLA) {
|
||||
ret = nv50_display_flip_next(crtc, fb, chan, swap_interval);
|
||||
if (ret)
|
||||
goto fail_unreserve;
|
||||
} else {
|
||||
struct nv04_display *dispnv04 = nv04_display(dev);
|
||||
int head = nouveau_crtc(crtc)->index;
|
||||
|
||||
if (swap_interval) {
|
||||
ret = RING_SPACE(chan, 8);
|
||||
if (ret)
|
||||
goto fail_unreserve;
|
||||
|
||||
BEGIN_NV04(chan, NvSubImageBlit, 0x012c, 1);
|
||||
OUT_RING (chan, 0);
|
||||
BEGIN_NV04(chan, NvSubImageBlit, 0x0134, 1);
|
||||
OUT_RING (chan, head);
|
||||
BEGIN_NV04(chan, NvSubImageBlit, 0x0100, 1);
|
||||
OUT_RING (chan, 0);
|
||||
BEGIN_NV04(chan, NvSubImageBlit, 0x0130, 1);
|
||||
OUT_RING (chan, 0);
|
||||
}
|
||||
|
||||
nouveau_bo_ref(new_bo, &dispnv04->image[head]);
|
||||
}
|
||||
|
||||
ret = nouveau_page_flip_emit(chan, old_bo, new_bo, s, &fence);
|
||||
if (ret)
|
||||
goto fail_unreserve;
|
||||
mutex_unlock(&cli->mutex);
|
||||
|
||||
/* Update the crtc struct and cleanup */
|
||||
crtc->primary->fb = fb;
|
||||
|
||||
nouveau_bo_fence(old_bo, fence, false);
|
||||
ttm_bo_unreserve(&old_bo->bo);
|
||||
if (old_bo != new_bo)
|
||||
nouveau_bo_unpin(old_bo);
|
||||
nouveau_fence_unref(&fence);
|
||||
return 0;
|
||||
|
||||
fail_unreserve:
|
||||
drm_vblank_put(dev, nouveau_crtc(crtc)->index);
|
||||
ttm_bo_unreserve(&old_bo->bo);
|
||||
fail_unpin:
|
||||
mutex_unlock(&cli->mutex);
|
||||
if (old_bo != new_bo)
|
||||
nouveau_bo_unpin(new_bo);
|
||||
fail_free:
|
||||
kfree(s);
|
||||
return ret;
|
||||
}
|
||||
|
||||
int
|
||||
nouveau_finish_page_flip(struct nouveau_channel *chan,
|
||||
struct nouveau_page_flip_state *ps)
|
||||
{
|
||||
struct nouveau_fence_chan *fctx = chan->fence;
|
||||
struct nouveau_drm *drm = chan->drm;
|
||||
struct drm_device *dev = drm->dev;
|
||||
struct nouveau_page_flip_state *s;
|
||||
unsigned long flags;
|
||||
int crtcid = -1;
|
||||
|
||||
spin_lock_irqsave(&dev->event_lock, flags);
|
||||
|
||||
if (list_empty(&fctx->flip)) {
|
||||
NV_ERROR(drm, "unexpected pageflip\n");
|
||||
spin_unlock_irqrestore(&dev->event_lock, flags);
|
||||
return -EINVAL;
|
||||
}
|
||||
|
||||
s = list_first_entry(&fctx->flip, struct nouveau_page_flip_state, head);
|
||||
if (s->event) {
|
||||
/* Vblank timestamps/counts are only correct on >= NV-50 */
|
||||
if (drm->device.info.family >= NV_DEVICE_INFO_V0_TESLA)
|
||||
crtcid = s->crtc;
|
||||
|
||||
drm_send_vblank_event(dev, crtcid, s->event);
|
||||
}
|
||||
|
||||
/* Give up ownership of vblank for page-flipped crtc */
|
||||
drm_vblank_put(dev, s->crtc);
|
||||
|
||||
list_del(&s->head);
|
||||
if (ps)
|
||||
*ps = *s;
|
||||
kfree(s);
|
||||
|
||||
spin_unlock_irqrestore(&dev->event_lock, flags);
|
||||
return 0;
|
||||
}
|
||||
|
||||
int
|
||||
nouveau_flip_complete(void *data)
|
||||
{
|
||||
struct nouveau_channel *chan = data;
|
||||
struct nouveau_drm *drm = chan->drm;
|
||||
struct nouveau_page_flip_state state;
|
||||
|
||||
if (!nouveau_finish_page_flip(chan, &state)) {
|
||||
if (drm->device.info.family < NV_DEVICE_INFO_V0_TESLA) {
|
||||
nv_set_crtc_base(drm->dev, state.crtc, state.offset +
|
||||
state.y * state.pitch +
|
||||
state.x * state.bpp / 8);
|
||||
}
|
||||
}
|
||||
|
||||
return 0;
|
||||
}
|
||||
|
||||
int
|
||||
nouveau_display_dumb_create(struct drm_file *file_priv, struct drm_device *dev,
|
||||
struct drm_mode_create_dumb *args)
|
||||
{
|
||||
struct nouveau_bo *bo;
|
||||
int ret;
|
||||
|
||||
args->pitch = roundup(args->width * (args->bpp / 8), 256);
|
||||
args->size = args->pitch * args->height;
|
||||
args->size = roundup(args->size, PAGE_SIZE);
|
||||
|
||||
ret = nouveau_gem_new(dev, args->size, 0, NOUVEAU_GEM_DOMAIN_VRAM, 0, 0, &bo);
|
||||
if (ret)
|
||||
return ret;
|
||||
|
||||
ret = drm_gem_handle_create(file_priv, &bo->gem, &args->handle);
|
||||
drm_gem_object_unreference_unlocked(&bo->gem);
|
||||
return ret;
|
||||
}
|
||||
|
||||
int
|
||||
nouveau_display_dumb_map_offset(struct drm_file *file_priv,
|
||||
struct drm_device *dev,
|
||||
uint32_t handle, uint64_t *poffset)
|
||||
{
|
||||
struct drm_gem_object *gem;
|
||||
|
||||
gem = drm_gem_object_lookup(dev, file_priv, handle);
|
||||
if (gem) {
|
||||
struct nouveau_bo *bo = nouveau_gem_object(gem);
|
||||
*poffset = drm_vma_node_offset_addr(&bo->bo.vma_node);
|
||||
drm_gem_object_unreference_unlocked(gem);
|
||||
return 0;
|
||||
}
|
||||
|
||||
return -ENOENT;
|
||||
}
|
||||
Loading…
Add table
Add a link
Reference in a new issue